The following clarifications regarding abbreviations consisting of letter/number and number/letter combinations were recommended by the BANA Mathematics Technical Committee and approved by the BANA Board at its April 2010 meeting. This ruling is effective immediately.
Letter/number or Number/letter abbreviations .pdf file
Letter/number or Number/letter abbreviations .brf file
The following clarifications regarding rules on transcribing degrees were recommended by the BANA Mathematics Technical Committee and approved by the BANA Board at its April 2010 meeting. This ruling is effective immediately.
Celsius, Fahrenheit, Kelvin - New rule .pdf file
Celsius, Fahrenheit, Kelvin - New rule .brf file